I have the same situation on two notebooks. That's really annonying, bacause I want to use Linux not Windows. But with Linux I have only 1.5h battery. If I use Windows7 I get up to 9-10h!! So, I use only Windows from now on.
Sony VAIO Z-Series VGN-Z11VN/B (updated Ubuntu 11.10 system) ASUS 4830TG (clean 11.10 install from live CD) Both have NVidia dedicated graphics cards + Intel gfx. The ASUS has NV optimus. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/876335 Title: Insane power consumption on ASUS U30SD laptop To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/acpi/+bug/876335/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs